MODEL: 72EM2-M4

72EM2-M4 SPECIFICATIONS

ES-6731 Rev.7 Page 2/4

http://www.m-system.co.jp/

RS-485

Protocol: Modbus RTU

Response timeout: 10 – 10000 msec. (configured by PC)

Configuration: Bus type multi-drop

Standard: Conforms to TIA/EIA-485-A

Communication: Half-duplex, asynchronous, no procedure

Baud rate: 4.8 k or 9.6 k or 19.2 k or 38.4 kbps; default =

38.4 kbps (Start/Stop bit: 1 bit; Data bit: 8 bits; Parity: Odd)

Transmission distance: 500 meters max.

Transmission media: Shielded twisted-pair cable (CPEV-S

0.9 dia.)

INSTALLATION

Power consumption

•AC: Approx. 10 VA

Operating temperature: -5 to +55°C (23 to 131°F)

Operating humidity: 20 to 70 %RH (non-condensing)

Mounting: Surface or DIN rail

Weight: 450 g (0.99 lb)

PERFORMANCE

Insulation resistance: ≥ 100 MΩ with 500 V DC

Dielectric strength: 2000 V AC @ 1 minute

(Ethernet or FG to RS-485 to power)

500 V AC @ 1 minute (Ethernet to FG)

EXTERNAL VIEW

Configurator Jack

Operation Indicator LED

RJ-45 Modular Jack

DIP SW (behind the cover)

Connector Terminal

ETHERNET

RUN

SEND

FIELD

CNFG

T1

T2

T3

T4

RS-485